Hawxby received his medical degree from the University of Oklahoma,
Oklahoma City,
Oklahoma, followed by a transplant surgery fellowship at Johns Hopkins Hospital, Baltimore, Maryland. Dr Hawxby served as an assistant professor of transplant surgery at the University of Alabama, Birmingham, Alabama, and as an Assistant Professor of Transplant Surgery at the University of Mississippi, Jackson, Mississippi. Dr. Hawxby joined the Oklahoma Transplant Center in January, 2011 Dr.